A rough ridge or edge left on metal or other substance after cutting, punching, etc.; e.g. the roughness produced on a copperplate by the graver…
| 单词 | θ99720 |
| 释义 | the world > space > shape > unevenness > [noun] > roughness > roughness of edge > rough edge (3) burr1611 A rough ridge or edge left on metal or other substance after cutting, punching, etc.; e.g. the roughness produced on a copperplate by the graver… ragging1683 Ragged edges or projections. fash1831 A rough edge or ridge left on nails, cast bullets, etc. |
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